22 · Diagnostics

Clutch pedal hardening

Make: Alfa Romeo
Model: 147 Factory Service Manual
Year: 2000–2004
Section: Clutch › Clutch pedal hardening

‹ Prev Clutch vibrating or jerking Next › Poor braking action

Fault diagnosisClutch pedal hardening

CLUTCH PEDAL HARDENING

1.6 TS

When the clutch pedal is pressed, the resistance is excessive,

Since this symptom is 'subjective', make sure that there really is an effective hardening compared with the previous condition which was considered 'normal'

1	CLUTCH PEDAL CHECKS	All OK	Problems met	Operation
		Results of the tests
	Check the clutch pedal travel	Continue to Step 2	Pedal travel not correct	Restore the operation of the clutch pedal
2	CLUTCH OPERATING ACTUATOR CHECK	All OK	Problems met	Operation
	Check the condition of the clutch actuator, inside the bell housing Start up the engine and check that the supply pressure does not decrease	Continue to Step 3	Clutch actuator faulty or oil leaks	Replace the components involved
3	CHECK SPLINED HUB	All OK	Problems met	Operation
	Check for excess grease on the clutch plate hub bushes and the gearbox main shaft, and the condition of the assembly	Continue to Step 4	Gearbox main shaft hub faulty	Restore the correct lubrication of the bushes and, if necessary, replace the clutch plate Op. 1810A20
		Continue to Step 4	Gearbox main shaft hub faulty	Replace the gearbox main shaft Op. 2110B20
4	CLUTCH PLATE CHECK	All OK	Problems met	Operation
	Verify: clutch plate wear that the clutch plate is not distorted that there is no damage to the pressure plate diaphragm spring	Continue to Step 5	Clutch disc or pressure plate faulty	Replace the clutch plate Op. 1810A20
5	CHECK ON CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present		Fault persists	Search for the fault starting from another symptom'

2.0 TS

When the clutch pedal is pressed, the resistance is excessive,

Since this symptom is 'subjective', make sure that there really is an effective hardening compared with the previous condition which was considered 'normal'

1	CLUTCH PEDAL CHECKS	All OK	Problems met	Operation
		Results of the tests
	Check the clutch pedal travel	Continue to Step 2	Pedal travel not correct	Restore the operation of the clutch pedal
2	CLUTCH OPERATING ACTUATOR CHECK	All OK	Problems met	Operation
	Check the condition of the clutch actuator, inside the bell housing Start up the engine and check that the supply pressure does not decrease	Continue to Step 3	Clutch actuator faulty or oil leaks	Replace the components involved
3	CHECK SPLINED HUB	All OK	Problems met	Operation
	Check for excess grease on the clutch plate hub bushes and the gearbox main shaft	Continue to Step 4	Gearbox main shaft hub faulty	Restore the correct lubrication of the bushes and, if necessary, replace the clutch plate Op. 1810A20
		Continue to Step 4	Gearbox main shaft hub faulty	Replace the gearbox main shaft Op. 2110B20
4	CLUTCH PLATE CHECK	All OK	Problems met	Operation
	Verify: clutch plate wear that the clutch plate is not distorted that there is no damage to the pressure plate diaphragm spring	Continue to Step 5	Clutch disc or pressure plate faulty	Replace the clutch plate Op. 1810A20
5	CHECK ON CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present		Fault persists	Search for the fault starting from another symptom'

‹ Prev Clutch vibrating or jerking Next › Poor braking action

Parts & tools for this job For 2000 Alfa Romeo 147

Links open Amazon search results in a new tab. As an Amazon Associate I earn from qualifying purchases.